
Monkeys as art-critics, 1889. Here's an oddity for you, a fin de siècle artist before his time; he seems to have lived in Munich with a houseful of monkeys (hence their frequent appearance in his work). More about him here:
http://en.wikipedia.org/wiki/Gabriel_von_Max

Atropa Belladonna, otherwise known as Deadly Nightshade!

The Foundling

The Anatomist, 1869

Another monkey to end with, this time a philosophical one.
Illustrations to Faust:
http://www.goethezeitportal.de/index.php?id=4171